Phoncharoen, Irada. “Marketing Mix That Influences Knowledge Management of Fishermen by The Mun River, Mueang District Ubon Ratchathani”. Local Administration Journal 12, no. 4 (December 24, 2019): 632–648. Accessed May 20, 2024. https://so04.tci-thaijo.org/index.php/colakkujournals/article/view/233006.